Annual Report of the Association of Ontario Land Surveyors, Band 19 |
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Seite 105
The ma- terial is usually put on in three layers ; the bottom layer 3 inches thick of 212 - inch material ; the second layer 2 inches thick of 112 - inch material , and the top layer 1 inch thick of 3 / 4 - inch material .
The ma- terial is usually put on in three layers ; the bottom layer 3 inches thick of 212 - inch material ; the second layer 2 inches thick of 112 - inch material , and the top layer 1 inch thick of 3 / 4 - inch material .
Seite 120
BY S. B. CODE , O.L.S. Owing to the superior qualities of cement concrete , as well as to its low cost in comparison with that of other materials formerly used , concrete sidewalks are now almost universally used in every city ...
BY S. B. CODE , O.L.S. Owing to the superior qualities of cement concrete , as well as to its low cost in comparison with that of other materials formerly used , concrete sidewalks are now almost universally used in every city ...
Seite 123
Proper mixing of the materials composing the concrete is very important . ... should be left in the walk until it is open to traffic , when it will be removed and the opening thus produced filled with pitch or other suitable material .
Proper mixing of the materials composing the concrete is very important . ... should be left in the walk until it is open to traffic , when it will be removed and the opening thus produced filled with pitch or other suitable material .
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adopted amount angle April Association bearing better Board boundary Buildings calendar called Canada carried Chairman City Committee concrete construction cost Council course Court DATE Department determined divide Drainage east Engineer equal February fees field forest George give given Government Grad ground Henry high water mark important interest James John Judge July known Lake Land Surveyors length Limited March mark material matter means meeting method mining months motion move NAME Ontario original Ottawa pass period present President printed Province Quebec question railway reference result road seconded side stone survey taken thing Thomas timber tion Toronto town township United Empire Loyalists whole Winnipeg